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参数资料
| 型号： | 74AHC123A |
| 厂商： | NXP Semiconductors N.V. |
| 英文描述： | Dual retriggerable monostable multivibrator with reset |
| 中文描述： | 双retriggerable单稳态触发器的复位 |
| 文件页数： | 12/24页 |
| 文件大小： | 111K |
| 代理商： | 74AHC123A |
2000 Mar 15
12
Philips Semiconductors
Product specification
Dual retriggerable monostable multivibrator
with reset
74AHC123A;
74AHCT123A
AC CHARACTERISTICS
Type 74AHC123A
GND = 0 V; t
r
= t
f
≤
3.0 ns.
SYMBOL
PARAMETER
TEST CONDITIONS
T
amb
(
°
C)
UNIT
WAVEFORMS
C
L
25
40 to +85
40 to +125
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
V
CC
= 3.0 to 3.6 V;
note 1
t
PHL
/t
PLH
propagationdelay;
nA, nB to nQ, nQ
C
EXT
= 0 pF;
R
EXT
= 5 k
;
see Figs 7 and 11
C
EXT
= 0 pF;
R
EXT
= 5 k
;
see Figs 7 and 11
C
EXT
= 0 pF;
R
EXT
= 5 k
;
see Figs 7 and 11
C
EXT
= 0 pF;
R
EXT
= 5 k
;
see Figs 7 and 11
C
EXT
= 0 pF;
R
EXT
= 5 k
;
see Figs 7 and 11
C
EXT
= 0 pF;
R
EXT
= 5 k
;
see Figs 7 and 11
see Fig 8
15 pF
7.4
20.6
1.0
24.0
1.0
26.0
ns
propagationdelay;
nR
D
to nQ, nQ
8.2
22.4
1.0
26.0
1.0
26.0
ns
propagationdelay;
nR
D
to nQ, nQ
(reset)
propagationdelay;
nA, nB to nQ , nQ
6.4
15.8
1.0
18.5
1.0
20.0
ns
50 pF
10.5
24.1
1.0
27.5
1.0
30.0
ns
propagationdelay;
nR
D
to nQ, nQ
11.7
25.9
1.0
29.5
1.0
32.0
ns
propagationdelay;
nR
D
to nQ, nQ
(reset)
trigger pulse
width; nA = LOW
trigger pulse
width; nB = HIGH
reset pulse width;
nR
D
= LOW
output pulse
width;nQ = HIGH;
nQ = LOW
9.2
19.3
1.0
22.0
1.0
24.5
ns
t
W
5.0
5.0
5.0
ns
see Fig 8
5.0
5.0
5.0
ns
see Fig 9
5.0
5.0
5.0
ns
C
EXT
= 28 pF;
R
EXT
= 2 k
;
note 3; see Figs 8,
9 and 10
C
EXT
= 0.01
μ
F;
R
EXT
= 10 k
;
note 3; see Figs 8,
9 and 10
C
EXT
= 0.1
μ
F;
R
EXT
= 10 k
;
note 3; see Figs 8,
9 and 10
115
240
300
300
ns
90
100
110
90
110
85
115
μ
s
0.9
1
1.1
0.9
1.1
0.85
1.15
ms
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相关代理商/技术参数 |
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| 74AHC123ABQ | 制造商:NXP Semiconductors 功能描述:IC DUAL RETRIG MULTIVIB DHV |
| 74AHC123ABQ,115 | 功能描述:单稳态多谐振荡器 5V 2 RETRIG RoHS:否 制造商:Texas Instruments 每芯片元件:1 逻辑系列:LVC 逻辑类型:Monostable Multivibrator 封装 / 箱体:SSOP-8 传播延迟时间:18.6 ns 高电平输出电流:- 32 mA 低电平输出电流:32 mA 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大功率耗散: 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Reel |
| 74AHC123ABQ115 | 制造商:Rochester Electronics LLC 功能描述: 制造商:NXP 功能描述: 制造商:NXP Semiconductors 功能描述: |
| 74AHC123ABQ-G | 功能描述:单稳态多谐振荡器 5V 2 RETRIG MONOSTABLE MULTIVI RoHS:否 制造商:Texas Instruments 每芯片元件:1 逻辑系列:LVC 逻辑类型:Monostable Multivibrator 封装 / 箱体:SSOP-8 传播延迟时间:18.6 ns 高电平输出电流:- 32 mA 低电平输出电流:32 mA 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大功率耗散: 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Reel |
| 74AHC123ABQ-Q100 | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Dual retriggerable monostable multivibrator with reset |
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